In a large skillet over medium high heat brown and cook your ground beef. Drain off the grease.
To your slow cooker add the ground beef, diced onion, pork and beans, drained kidney and butter beans, ketchup, brown sugar, worcestershire, vinegar and water.
Stir to combine.
Add salt and pepper to taste.
Cover and cook on low for 4 hours, stirring once.
Serve!
Notes
Substitute bbq sauce for the ketchup.Add green bell pepper or jalapenos for a pop of flavor.You can switch out the kidney beans and butter beans for your favorite beans, cannellini, black beans, or pinto beans.You can use breakfast sausage or smoked sausage instead of the beef.