In a medium-size bowl mix the molasses, maple syrup, coarse ground mustard, ketchup, Worcestershire sauce, dry mustard, dark brown sugar, pepper, salt, garlic, and apple cider vinegar.
1/2 cup Molasses, 3 tablespoons Maple syrup, 3 tablespoons Coarse ground mustard, 1/2 cup Ketchup, 2 tablespoons Worcestershire sauce, 1 teaspoon Dry mustard, 1/2 cup Dark brown sugar, packed, 1/2 teaspoon Fresh ground black pepper, 1/2 teaspoon Salt, 1-2 cloves Garlic, minced, 2 teaspoons Apple cider vinegar