Combine all ingredients in a crock pot. Cover and cook on low for six to eight hours, or on high for three to four hours. If you don’t have a crock pot, simply combine all the ingredients in a big pot, bring to a gentle boil, then turn down to simmer for two to three hours, stirring from time to time so ingredients don’t stick to the bottom. This recipe makes one day’s food for a moderately active 50-pound dog. It provides approximately 1,200 calories, which includes about 30% protein, 40% carbohydrates and 30% fat.