In a large skillet, cook sausage for 5-8 minutes; drain. Add the onion, green pepper and butter; cook until vegetables are tender. Add garlic; cook 1 minute longer. Stir in barbecue sauce; heat through.
Unroll crescent roll dough and separate into eight rectangles; seal perforations. Place a cheese slice on half of each rectangle; top with 2 tablespoons sausage mixture.
Fold dough over filling and pinch edges to seal; fold seam under. Beat egg white and water; brush over dough. Sprinkle with sesame seeds.
Place bundles seam side down on greased baking sheets. Bake at 350° for 15-18 minutes or until golden brown.
Every editorial product is independently selected, though we may be compensated or receive an affiliate commission if you buy something through our links. Ratings and prices are accurate and items are in stock as of time of publication.