Low Carb Mexican Chicken Casserole

Ingredients

• 1 White or Red Onion
• 2 Tablespoons Olive Oil
• 2 Teaspoons Salt
• 1 Cup Salsa
• 1 Teaspoon Pepper
• 1 Tablespoon Cumin
• 1/4 Cup Heavy Cream
• 1/2 Cups Sour Cream
• Cilantro
• 1 Lb Boneless Skinless Chicken Breast
• 1 Red Bell Pepper
• 2 Teaspoons Dried Oregano
• 1 Cup Pepper Jack Cheese
• 1 Tablespoon Chili Powder