Brazilian Beef or Chicken Stroganoff Recipe with Mushrooms, Ketchup and Sour Cream

Ingredients

• 2 tbsp salted margarine
• 1 minced onion
• 1 minced clove of garlic
• 1 tsp salt (or you can use pre-prepared seasoning that includes garlic )
• 0.5 lb (227 g) white cultivated mushrooms (champignon)
• 1.5 lb (680 g) beef or chicken breast , cut into small cubes or strips
• 2 tbsp ketchup
• 0.5 cup sour cream or 0.5 can of table cream (8 oz (227 g) table cream from Nestle)