4-5 lbs. chuck roast
1 tbsp. sesame seeds
1 tbsp. butter
1/2 c. black coffee
1/2 c. soy sauce
1 tbsp. Worcestershire sauce
1 tbsp. vinegar
2 tbsp. cornstarch
3 tbsp. sherry (or water)
1 tsp. sesame seeds (optional)

Put everything in crock pot except 1 teaspoon sesame seeds. Cook this in a large crock pot for 8-10 hours on medium or low. After removing roast from crock pot, slice, top with gravy and sesame seeds.