Crock Pot Sausage and Peppers

Ingredients (15)

• 1 1/2 tablespoons extra-virgin olive oil
• 2 1/2 pounds Italian turkey sausage links
• 1 large yellow onion
• 1/2 teaspoon kosher salt
• 1/4 teaspoon black pepper
• 4 cloves garlic
• 1/4 teaspoon red pepper flakes
• 1/4 cup dry red or white wine
• 1 large red, yellow, or orange bell pepper
• 1 large green bell pepper
• 1 (28-ounce) can crushed tomatoes
• For serving:
• Cooked whole wheat pasta
• Zucchini noodles
• Split and toasted hoagie buns