Barbecue Burgers(Sloppy Joes)  
["1 1/2 lb. ground beef/venison", "1/2 lb. ground pork", "1/2 medium bottle ketchup", "1 Tbsp. prepared mustard", "1 Tbsp. vinegar", "1 onion, grated", "salt and pepper"]
["Brown meat lightly; add other ingredients and simmer 1/2 hour."]
["ground beef", "ground pork", "ketchup", "mustard", "vinegar", "onion", "salt"]