Low Carb Keto Breakfast Casserole (Easy!)

Name: Low Carb Keto Breakfast Casserole (Easy!)
Prep time: 5 min
Cook time: 45 min
Total time: 50 min
Cuisine: American
Ingredients: 1 tsp Olive oil; 1 lb Breakfast sausage; 3 cup Broccoli ((optional - cut into florets if using)); 6 cloves Garlic ((minced)); 12 large Egg; 1/2 cup Heavy cream ((or almond or coconut milk for dairy free, paleo, or whole30)); 2 cups Cheddar cheese ((divided; omit for dairy free, paleo, or whole30)); 2 tbsp Fresh parsley ((chopped)); 1/4 tsp Sea salt; 1/4 tsp Black pepper