3 pounds of stewing beef
1 1/2 pounds small onions (about 7)
3 cloves garlic, minced
1- 28 oz. can tomatoes
1/2 cup beef stock
1- 5 1/2 oz. can tomato paste
2 TBS red wine vinegar
2 tsp dried oregano
1/2 tsp each salt & pepper
1/2 cup all purpose flour
1/2 cup cold water
1 sweet green pepper, chopped
1/2 cup crumbled feta cheese
2 Tbsp. chopped fresh parsley

Cut beef into 1 inch cubes, trimming off any fat Cut onions into wedges leaving root end intact. Put meat & onions into slow cooker along with garlic & tomatoes. Combine beef stock, vinegar, oregano, salt & pepper and add to slow cooker, stirring gently to blend. Cook on Low for 8-9 hours or High for 6 hours. Add flour & water mixture and chopped green pepper. Cook on high for 15 minutes or until thickened. Serve sprinkled with feta & parsley.