This recipe was snipped from a magazine and found in a large collection, date unknown. I’ve typed it below along with a scanned copy.
Barbecued Franks:
Start heating oven to 350° F. In 2 tablesp. fat, saute 1/3 cup minced onions until tender. Add 3/4 teasp. paprika, 1/4 teasp. pepper, 2 teasp. sugar, 3/4 teasp. dry mustard, 1 tablesp. Worcestershire, 3 tablesp. catchup, 2 tablesp. vinegar. Arrange 8 franks in baking dish; slit lengthwise; pour sauce into slits. Bake 20 min., basting often. Makes 4 servings.