Bake this irresistible Mexicali Casserole at home. Made with onion, butter, beans and whole kernel corn. Easy step-by-step instructions included.
This Mexicali Casserole relies on simple, everyday ingredients such as chopped onion, butter or margarine and (8 oz.) pkg. corn muffin mix. It comes together quickly and makes 4 servings, at about 389 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
Whether you're rounding off a family dinner, bringing a treat to a gathering, or simply satisfying a sweet craving, this Mexicali Casserole delivers. Serve it warm or at room temperature, and add a scoop of ice cream or a spoonful of whipped cream for an extra-special finish.
Updated Jun 30, 2026