Heat oven to 350°F. Grease cookie sheet. Place dough, seam side down, on cookie sheet.
Cut slit or slashes in dough as directed on can. Brush with melted butter. In small bowl, mix onion, garlic, poppy seed and sesame seed. Sprinkle on top of dough; sprinkle with salt.
Bake 25 to 30 minutes or until deep golden brown. Cool 5 minutes before slicing.