Published by Best Fitness Routine. Editorial standards · Report a correction. Educational guidance; no individual clinical review is claimed unless a qualified reviewer is named.
About This Healthy Recipe
This one-pot tuna pasta uses a puttanesca-inspired tomato sauce with olives and capers. Whole-wheat penne cooks directly in the sauce, then drained tuna and spinach are folded in near the end.
The fish is canned light tuna in water, weighed after draining. Oil-packed tuna, salted tuna and a different pasta shape change the calculation or absorption. There is no separate pasta-boiling pot and no unlisted cheese topping.
Stir the pasta regularly and make small hot-water additions if necessary. Cooking pasta in tomato sauce is less predictable than boiling it in abundant plain water, so use the center texture rather than a strict package-minute deadline.
Why Readers May Like It
- 1One cooking pot with measured ingredients.
- 2Clear dry, cooked and drained ingredient weights.
- 3A complete four-serving meal with practical cooking cues.
Recipe Summary and Estimated Nutrition
Nutrition is estimated from the listed ingredient weights and the specific USDA records or manufacturer references linked below. Weights labeled dry, cooked or drained must be matched to that state.
4 servings
One serving is one quarter of the base batch. Values are estimates rather than laboratory analysis.
Per one quarter of the base recipe
Per one quarter of the base recipe
Per one quarter of the base recipe
Per one quarter of the base recipe
Brands, drained weights, substitutions and final serving sizes can change these values.
Ingredient-by-Ingredient Nutrition Breakdown
Gram weights are the calculation basis; household measures are approximate. Cooking water is listed for preparation, and drained water is not included.
| Ingredient | Amount used | Weight | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|---|---|
| Whole-wheat penne, dry | about 10 oz | 280 g | 986 kcal | 38.8 g | 205.4 g | 8.2 g |
| Canned light tuna in water, drained | about 11 oz drained | 320 g | 275 kcal | 62.2 g | 0 g | 3.1 g |
| Crushed canned tomatoes | about 2 1/2 cups | 600 g | 192 kcal | 9.8 g | 43.7 g | 1.7 g |
| Spinach | about 5 oz | 150 g | 34 kcal | 4.3 g | 5.4 g | 0.6 g |
| Black olives, drained and sliced | about 1/3 cup | 50 g | 58 kcal | 0.4 g | 3 g | 5.5 g |
| Capers, drained | about 1 1/2 tablespoons | 20 g | 5 kcal | 0.5 g | 1 g | 0.2 g |
| Onion, finely diced | 1 small | 120 g | 48 kcal | 1.3 g | 11.2 g | 0.1 g |
| Garlic, minced | 3 cloves | 10 g | 15 kcal | 0.6 g | 3.3 g | 0.1 g |
| Olive oil | 1 tablespoon | 14 g | 124 kcal | 0 g | 0 g | 14 g |
| Parsley, chopped | small handful | 15 g | 5 kcal | 0.4 g | 0.9 g | 0.1 g |
| Black pepper | about 1/2 teaspoon | 1 g | 3 kcal | 0.1 g | 0.6 g | 0 g |
| Water | 700 ml / about 3 cups | 700 g | 0 kcal | 0 g | 0 g | 0 g |
| Full recipe estimate | 4 servings | — | 1745 kcal | 118.4 g | 274.5 g | 33.6 g |
How This Nutrition Estimate Was Prepared
- Match each listed ingredient to its linked food record or stated label reference.
- Multiply the per-100-g values by the listed gram weight and add the unrounded ingredient values.
- Divide the full calculation by four servings, then round for the cards.
- Recalculate if you change the ingredient brand, amount or serving yield.
Ingredient cells are rounded independently. The footer sums displayed cells; per-serving cards use the unrounded calculation, so small rounding differences are expected. Cooking-water losses affect finished weight, not the fixed four-serving calculation.
Ingredients
Measured ingredients
Step-by-Step Preparation
As an Amazon Associate I earn from qualifying purchases. Equipment links are paid affiliate links; use suitable tools you already own.
Equipment
- Digital kitchen scale (paid link)
- Chef’s knife (paid link)
- Cutting board (paid link)
- Large lidded cooking pot (paid link)
- Cooking spoon (paid link)
- Kitchen tongs (paid link)
Before You Start
The fish is canned light tuna in water, weighed after draining. Oil-packed tuna, salted tuna and a different pasta shape change the calculation or absorption. There is no separate pasta-boiling pot and no unlisted cheese topping.
Allow about 40 minutes. Components can overlap; use the doneness cues rather than the clock alone. Keep surfaces and utensils clean. The pot size, ingredient state and doneness cues matter more than an exact timer.
Measure dry pasta and drained tuna
5 minutesUse a digital kitchen scale (paid link) to weigh the dry penne and tuna after draining. Drain olives and capers; prepare onion, garlic and parsley.
Soften onion and garlic
5 minutesHeat oil in a wide large lidded cooking pot (paid link). Soften onion over medium heat, then add garlic for 30 seconds.
Build the tomato base
3 minutesAdd tomatoes, olives, capers, black pepper and water. Bring to a gentle boil, scraping the bottom as you stir.
Cook pasta directly in the sauce
12–15 minutesAdd dry penne. Simmer, partly covered, stirring regularly with a cooking spoon (paid link), until the pasta is tender. Add hot water in small increments if pasta absorbs the available liquid before softening.
Check the largest pasta piece
1 minuteTaste a cooked piece carefully after allowing it to cool briefly. It should have no chalky raw center. If sauce is too loose, simmer uncovered once pasta is nearly ready.
Warm tuna without shredding it finely
3 minutesFold in drained tuna and warm thoroughly. Keep some flakes intact and avoid vigorous stirring.
Wilt spinach into the finished pasta
2 minutesUse kitchen tongs (paid link) to gently fold in spinach until wilted and hot. Add parsley and allow the pot to stand off the heat for 2 minutes.
Serve equal complete portions
2 minutesDivide the pasta, tuna and sauce equally into four bowls. Optional cheese or extra olive oil is additional to the nutrition shown.
How to Know It Is Ready
Penne has no chalky raw center; tuna and spinach are hot.
A tomato sauce coats pasta with intact tuna flakes.
One quarter of all pasta, tuna and sauce.
What This Meal Provides and What to Consider
Meal Balance
- The measured batch supplies about 29.6 g protein per serving.
- Vegetables and the listed grain or legume portions make this a full meal, rather than a protein-only snack.
Things to Consider
- Contains wheat and fish. Olives, capers and tuna affect sodium even without added salt.
- People with specific tuna or fish-intake restrictions should use their own qualified guidance; this is a general recipe.
Who May Enjoy This Recipe?
One-pot meal planning
People looking for a practical meal with a measured grain, protein or legume component.
Home cooking
Stir the pasta regularly and make small hot-water additions if necessary. Cooking pasta in tomato sauce is less predictable than boiling it in abundant plain water, so use the center texture rather than a strict package-minute deadline.
Measured portions
People who want to understand how ingredient weights relate to a four-serving batch.
How to Adjust the Meal
Smaller appetite
Serve a smaller portion and save the rest. Recalculate nutrition for the portion you actually eat rather than labeling an unchanged serving low-calorie.
Larger appetite
Add vegetables or another suitable accompaniment, and include those ingredients in the meal calculation.
Protein adjustments
If changing canned light tuna in water, drained, check its product label and recalculate. A larger amount may also change texture and cooking requirements.
Substitutions, Dietary Notes, and Allergens
Practical Substitutions
- Use a different short whole-wheat pasta by the same dry weight, adjusting liquid and cooking to its texture.
- Use canned salmon in water instead of tuna, checking bones, drained weight and nutrition separately.
Allergen Information
Contains wheat and fish. Olives, capers and tuna affect sodium even without added salt.
Check packaged ingredient labels for the allergens relevant to you. A substitution changes both the recipe and the calculation.
Storage and Meal Preparation
Refrigerate perishable food within 2 hours, or within 1 hour when the surroundings exceed 90°F (32°C). Use shallow containers and a refrigerator at 40°F (4°C) or colder. Use cooked leftovers within 3–4 days; reheat hot leftovers to 165°F (74°C). Keep raw salad components and dressings separate when that improves texture.
Frequently Asked Questions
No. The measured liquid becomes part of the sauce. Draining would discard flavor and change the intended method; manage consistency with small water additions or a short uncovered simmer.
They are common in some puttanesca recipes but are not included here. Adding them changes flavor, sodium and allergens. Record the amount and include their nutrition rather than treating them as an invisible seasoning.
The listed ingredients provide an estimated 29.6 g protein per one quarter of the batch. Brands and portions can change this value.
Use the 2× or 3× control for gram quantities and serving count. Keep the per-serving estimate as a base guide; use larger cookware or batches and check doneness rather than multiplying the cooking time.
Nutrition Sources and Recipe Notes
These values are planning estimates, not individualized nutrition advice. Use the labels for your exact products when precision is important. The recipe has not been kitchen-tested and the image is a generated illustration of the intended dish.
Nutrition Data Sources
See our Nutrition Calculation Methodology for weights, rounding and substitutions.
Food Safety Reference
Recipe development note: this page does not claim independent kitchen testing. The image is illustrative and does not document a tested result. Ingredient-based nutrition estimates can change with brands, weighing state, preparation and serving size; use exact labels when precision matters.
Useful Tools for This Recipe
As an Amazon Associate I earn from qualifying purchases. The links below are paid affiliate links.
These are the tools used in the preparation above. Use suitable equipment you already own, or compare options if you need an item.
Digital kitchen scale
Weigh the gram quantities used in the ingredient calculation.
Compare on Amazon →Paid link · opens in a new tabChef’s knife
Cut the recipe ingredients into the specified sizes.
Compare on Amazon →Paid link · opens in a new tabCutting board
Use a clean preparation surface and separate raw meat from ready-to-eat food.
Compare on Amazon →Paid link · opens in a new tabLarge lidded cooking pot
Choose a pot large enough for the batch, with a well-fitting lid and a base suitable for your stove.
Compare on Amazon →Paid link · opens in a new tabCooking spoon
Stir grains, sauces and soups without scratching the cooking surface.
Compare on Amazon →Paid link · opens in a new tabKitchen tongs
Handle the ingredient described in the method; clean after contact with raw food.
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