This easy 30-minute keto cheeseburger casserole is hearty, filling, and an excellent alternative to a classic cheeseburger. PREPRATION TIME: Prep Time15minutes mins Cook Time15minutes mins Total Time30minutes mins Ingredients: Instructions: Notes Nutrition per Serving Calories: 458 kcal | Carbohydrates: 4 g | Protein: 38 g | Fat: 31 g | Saturated Fat: 7 g | Sodium: 771 mg | Sugar: 2 g