Chop onion
Chop bell peppers
Cut sausage into 1/2-inch slices
Melt butter in saucepan over medium-high heat
Add sausage, onion, red bell pepper, green bell pepper, and garlic to preheated skillet
Cook for 5 minutes, stirring occasionally
Add tomatoes, pepper sauce, black pepper, and red pepper flakes
Stir to completely mix ingredients
Bring to a boil
Add shrimp
Cook 3-5 minutes until shrimp are cooked (opaque in the center)
Add hot rice
Gently stir to mix ingredients
Cook 5 minutes
Serve