01 -
Preheat oven to 350°F (175°C). Lightly grease a 2-quart casserole dish.
02 -
Coarsely chop the cabbage. Melt butter in a large nonstick pan. Add cabbage and onion and cook for 8 to 10 minutes, stirring frequently, or until partially cooked down.
03 -
Season the cabbage and onion mixture with salt and pepper to taste.
04 -
Transfer the cabbage mixture to the prepared casserole dish.
05 -
In a small bowl, stir together the condensed soup and mayonnaise. Spread this mixture evenly over the cabbage.
06 -
In a bowl, mix together the melted butter, shredded cheddar cheese, and crushed Ritz crackers.
07 -
Sprinkle the prepared topping mixture evenly over the casserole.
08 -
Bake for 30 minutes or until the topping is browned.
09 -
Remove from oven, let cool slightly, and serve warm.