This Low-Carb Zucchini Pizza Casserole is the ultimate keto dinner recipe! This pizza casserole is low-carb, keto, nut-free, gluten-free, grain-free, sugar-free, and contains only 5.9 grams of net carbs per serving! #lowcarb #lowcarbdinner #keto #ketodinner #zucchini #casserole #ketorecipe #lowcarbrecipe #nutfree #nutfreeketo #ketogamedayrecipe #lowcarbgamedayrecipe #ketopartyrecipe #lowcarbpartyrecipe