Cook onion and garlic in some oil until they soften.Add bell pepper and mushroom and cook again.
Prep Sauce + Simmer
Step 2:
Add lentils, tomatoes, nutritional yeast and all the other flavor-boosting herbs and seasonings.Simmer over low heat, stirring occasionally.
Make Pasta + Serve
Step 3:
Cook spaghetti and top with sauce, or combine pasta and sauce in the pot before serving.Garnish with fresh herbs and vegan parmesan cheese!
Refrigerate in an airtight container for up to 5 days.You can also freeze this sauce for up to 4 months!Reheat in a pot on your stove when ready to eat.