Cut stewing beef and brown. Add garlic powder, salt, and pepper

Add 2 cups water, cook on medium until meat is tender. Keep checking water level

Add can tomato sauce. Cook for 20 minutes.

In a separate bowl, remove a ladle of hot liquid. Take 2 big spoonfuls of the sour cream, put in the bowl of liquid and stir.

Repeat process with a ladle full of hot tomato sauce into the sour cream tomato mixture. When all the sour cream is tempered into the tomato mixture. Put the sour cream mixture into the meat and sauce and cook for 10 minutes. Mixture may need thickened with flour (maybe). Put on low.

Continue cooking while you cook noodles. Drain and serve.