4 lbs. beef round steak
1 cup chopped onions
1/2 cup brown sugar
1 tablespoon chili powder
2 cloves garlic, minced
2 carrots, chopped
1/2 cup ketchup
1/3 cup cider vinegar
12-oz. can beer or non-alcoholic beer
6 oz. can tomato paste
20 Kaiser rolls or hamburger buns

Trim excess fat off round steak and cut into 1" pieces. Combine with remaining ingredients except rolls in 4-6 quart slow cooker. Cover and cook on low for 10-12 hours, until beef is very tender. Remove cooked beef from mixture in crock pot. Coarsely shred beef using two forks and place in large sauce pan. Add 2 cups of sauce from crock pot to meat and stir to blend well. Keep warm over low heat while serving into sandwich buns. Makes 20 sandwiches.