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Roasted Tomato Marinara ~ homemade tomato sauce from fresh roasted tomatoes is easier and tastier than you think. Use over your favorite pasta.
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4.67 from 3 votes

Roasted Tomato Marinara

Roasted Tomato Marinara ~ slow roasted tomatoes, garlic and onion blended to delicious homemade marinara. 
Prep Time5 mins
Cook Time50 mins
Total Time55 mins
Course: Main Course
Cuisine: Italian
Keyword: how to make homemade marinara with fresh tomatoes
Servings: 4
Author: A Gouda Life


  • 12-15 San Marzano or Roma tomatoes
  • 4 cloves garlic
  • 1 medium onion rough chopped
  • 1/4 cup olive oil
  • sea salt and black pepper to taste
  • 1/2 cup fresh basil


  • Preheat the oven to 375 degrees. Wash, core and quarter the tomatoes. Use your thumb to remove the goop from the inside the tomato.
  • Line the tomatoes on a baking sheet. Add the chopped onion and garlic.
  • Drizzle on the olive oil over the tomatoes and garlic and season with salt and pepper. Bake at 375  for 20 minutes then stir scraping all the brown/caramelized bits from the pan and blend it into your tomato mixture.
  • Continue cooking the tomatoes another 20-25 minutes or until the tomatoes are concentrated and caramelized on the edges.
  • Cool completely then rough chop the basil and add the tomatoes and basil to the blender. Pulse several times to combine.
  • Taste and adjust the salt as necessary.