Ground Beef Zucchini Bake 🍔🍕💚 Pizza vibes burger flavor, without the bun! This cheesy ground beef & zucchini casserole is my easy weeknight win, low-carb, high-protein, gluten-free, and perfect for all that garden zucchini. I sizzle onions and mushrooms, brown lean beef, then toss everything with zucchini coins, a spoon of marinara, Italian herbs, garlic, and a big handful of mozzarella. Into the dish it goes. Bake until the edges bubble and the top turns gold. Add extra cheese for that melt-