This sounds very interesting:

APPLEBEES BARBECUE SAUCE (COPYCAT)

TO MAKE 1 CUP:
1/3 cup bottled apple butter
1/3 cup Catalina dressing
1/3 cup ketchup
2 tablespoons Worcestershire sauce

TO MAKE 1 QUART:
1 1/3 cups bottled apple butter
1 1/3 cups Catalina dressing
1 1/3 cups ketchup
1/2 cup Worcestershire sauce

Combine all ingredients. Will keep in the refrigerator for a few weeks or may be frozen.

Source: Old Magic1/rec.food.recipes/2005