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Sweet Potato & Tomato Pasta Sauce

  • Last Modified: August 25, 2025

This creamy, slightly sweet pasta sauce combines roasted or sautéed sweet potatoes with classic tomato sauce for a comforting, nutrient-packed twist. Vegan, simple, and full of flavor—perfect with pasta, zucchini noodles, or as a base for other dishes.

sweet potato cooking on a frying pan
sweet potato on a frying pan with canned tomatoes and seasonings tomato sauce2

Sweet Potato & Tomato Pasta Sauce

Creamy, slightly sweet pasta sauce that blends sweet potato with tomato for a comforting, budget-friendly, vegan dinner. Great with any pasta or veggie noodles.
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Prep Time 5 minutes
Cook Time 45 minutes
Total Time 49 minutes
Course Main Course, sauce
Cuisine International
Servings 6 servings

Equipment

  • 1 Large skillet or saucepan
  • Potato masher, fork or blender for smooth texture
  • Silicone spatula
  • Measuring cups & spoons
  • Cutting board & knife

Ingredients
  

  • 45 ml Olive Oil 3 Tbsp
  • 100 g onion, finely chopped
  • 300 g sweet potato, peeled and chopped (or leftover roasted)
  • 800 ml Canned tomatoes 2 standard cans
  • 1 Tbsp tomato paste
  • 3 dried bay leaves
  • a pinch of sugar
  • salt and pepper to taste

Instructions
 

  • Heat 1 tbsp olive oil in a skillet over medium heat. Add sweet potato, a pinch of salt, and cook until tender and lightly browned (15–20 minutes). Remove and mash (or leave chunky).
  • In the same pan, add remaining olive oil and onion. Cook until translucent and fragrant (about 5 minutes).
  • Return the sweet potato to the pan. Stir in the tomatoes and tomato paste, bay leaves, sugar (if using), salt, and pepper.
  • Simmer on medium-low for 15-20 minutes, stirring occasionally.
  • Taste and adjust seasoning. Remove whole bay leaves before serving.
  • Serve warm with pasta or zucchini noodles.

Notes

  • For a smoother sauce, blend sweet potato with part of the tomato sauce before simmering.
  • Refrigerate up to 4 days or freeze up to 2 months.
  • Delicious with penne, spaghetti, or veggie noodles.
Keyword dairy-free, dinner, easy, pasta, pasta sauce, sweet potato, vegan

This Sweet Potato & Tomato Pasta Sauce is proof that simple ingredients can create something amazing. It’s creamy, filling, and perfect for any pasta night. If you give it a try, don’t forget to tag me on Instagram or Pinterest—I’d love to see your version!

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