Pigs-in-a-Blanket Recipe

Ingredients

• 1 cup all-purpose flour
• 1 teaspoon baking powder
• 1/4 teaspoon baking soda
• 1/4 teaspoon salt
• 3 tablespoons toasted wheat germ
• 1/4 chilled vegetable shortening
• 1/3 buttermilk or plain yogurt
• 1 large egg yolk
• 10 frankfurters, ends trimmed and frankfurters halved crosswise