Slowcooker Beef Sandwiches Ingredients 3-5 pounds Beef Bottom Round Roast Salt & Pepper 1 tablespoon Extra Virgin Olive Oil 1/2 Onion chopped 1 Clove garlic, minced 1 cup French onion soup mix 1 cup Ketchup 1/4 cup Apple cider vinegar 1/2 cup Brown sugar, packed 3 tablespoons A1 Sauce 1 teaspoon Worcestershire sauce Cole