Absent Cook Stew

"Absent Cook" Stew
This is a recipe based on "Absent Cook" Stew submitted by Kathy Hertzler in the Fix-It and Forget-It Cookbook by Dawn Ranck and Phyllis Pellman Good. 
serves 5-6

2 lbs beef stew meat, cubed
2-3 carrots, sliced
1 onion, chopped
5 medium potatoes, cubed
10 3/4 oz tomato soup
1 can of water
1 tsp salt
dash of pepper
2 Tbsp apple cider vinegar

Combine everything in your slow cooker, cover, and cook on low for 10-12 hrs.