- Preheat oven to 350°F (175°C). Lightly grease a 9×13-inch baking dish.
2. Brown the Beef
- In a skillet, cook ground beef and onion over medium heat until browned. Drain excess fat.
3. Make the Filling
- In a large bowl, combine cooked beef, baked beans, kidney beans, and diced tomatoes.
- Stir in optional seasonings if using.
- Pour mixture into the baking dish; spread evenly.
4. Add Topping
- In a small bowl, mix crushed crackers and melted butter.
- Sprinkle evenly over the casserole.
5. Bake to Perfection
- Bake 40–45 minutes, until bubbly at the edges and topping is golden brown.
6. Rest & Serve
- Let sit 5–10 minutes—the casserole will thicken slightly.
- Serve warm in bowls or plates—comfort in every bite.
Serving Suggestions
- 🥖 With bread: Cornbread, buttermilk biscuits, or crusty loaf
- 🥦 With veggies: Steamed green beans, buttered peas, or coleslaw
- ☕ Drink pairing: Iced tea, cold milk, or root beer
