Creamy Spicy Spaghetti Sauce

keto creamy spicy spaghetti sauce in a white plate

A creamy keto spaghetti sauce recipe.


  • 1 lb 80% ground beef
  • 1 cup low sugar marinara sauce
  • 1 cup heavy whipping cream
  • 2 tbsp butter
  • 1 sweet onion, chopped
  • 1 green pepper, chopped
  • 3 tsp minced garlic, divided
  • Crushed red pepper
  • Italian seasoning


  • Melt 2 tbsp butter over medium heat in a saucepan
  • Once melted, stir in 2 teaspoons minced garlic until lightly browned
  • Once garlic browns, add ½ cup heavy cream to the saucepan
  • Stir frequently until sauce thickens (5-10 minutes)
  • Repeat with remaining ½ cup heavy cream
  • Once the sauce thickens, add low-sugar marinara sauce. Stir well

While Cooking Sauce:

  • Brown ground beef in skillet
  • While meat is browning, add 1 tsp minced garlic and season generously with Italian seasoning.
  • Add crushed red pepper to the desired level
  • Mix in diced onion and green pepper while beef is browning
  • Once browned, pour thickened sauce over beef mixture and stir


Keywords: Keto Spaghetti Sauce, Keto Friendly Spaghetti Recipe, Low Carb Spaghetti Sauce