Make delicious homemade spicy Fra Diavolo sauce that can be paired with shrimp, chicken, seafood, pasta, and more. This fiery Italian tomato sauce is full of flavor and easy to make.
Step 1
Heat the olive oil in a skillet. Once hot add the onions and cook for 4-6 minutes until beginning to soften. Add the garlic and Calabrian chilies (red pepper flakes). Cook for 1 minute.
Step 3
Add the tomatoes and Italian seasoning. Bring to a simmer and cook for 15-30 minutes to deepen the flavor. It should thicken slightly. Taste and adjust spice level if needed. Season with salt and pepper.