Shoyu Pork Cooked in a Crock-pot

2 T. oil 1/2 lb. Portuguese sausage, cut into 1/2 slices 1 lb. lean stewing beef, cut into 1” cubes 2 cloves garlic, minced 1 large can tomatoes, chopped 1 tsp. pepper 1 large onion, chopped 1/2 tsp. salt 1 medium carrot, thinly sliced water If needed 1 (16-oz.) can garbanzo beans, undrained 1 cup…