came across this recipe today and remembered this post; stuck in my mind because it sounded so different. So debinpeaks, it only took 2 years, but I think this is the recipe you were looking for.
Baked Lima Beans with Gingersnaps
Serves 6 to 8
2 packages (10 oz. each) frozen lima beans, thawed
1 cup sour cream
2 tbl brown sugar
1 tbl grainy mustard
dash Worcestershire sauce
1-1/2 cups crushed gingersnaps
4 tbl (1/2 stick) unsalted butter, melted
Preheat oven to 350F.
Place the lima beans in a 1-qt. baking dish.
Mix the sour cream, brown sugar, mustard, and
Worcestershire sauce and stir into the lima beans.
Combine the gingersnaps and butter and sprinkle
evenly over the beans.
Bake uncovered for 45 minutes. Serve hot.