Beef Tips in Mushroom Sauce

2 lbs beef tips
2 cans Cream of Mushroom soup
1 can milk
1 can water
2 tbsp brown gravy mix
1 bag baby Spinach
capers
chopped roasted red peppers
salt, pepper and garlic
butter

Saute meat in butter; drain and return to pan.  Mix first four ingredients, add to drained meat.  Cover and simmer on low 30 minutes, stirring often.  Add remaining ingredients, simmer 15 more minutes.  Serve over egg noodles.