Cook riced cauliflower in microwave as directed.

Heat 1 tsp olive oil in large skillet over medium heat. Add sausage and cook until browned, about 4 minutes.

Stir in onion, green pepper, and garlic. Cook until vegetables are tender, about 5 minutes.

Stir in Cajun seasoning. Cook for 1 minute. Stir in riced cauliflower and red beans, and cook until heated through, about 3 minutes.