Pepper Steak

1 onion thinly sliced
1 green bell pepper, thinly sliced
1/2 red bell pepper, thinly sliced
1 1/2 pounds beef roast, sliced against the grain
1 tablespoon soy sauce
1 tablespoon sesame oil
Salt and pepper to taste
1 teaspoon brown sugar
2 garlic cloves, thinly sliced

Put the vegetables in the crockette. Add the meat and the seasonings. Cover and cook for 8 to 10 hours.