Beef Tartare(Hamburger Mixture) - cooking recipe

Ingredients

2 lb. ground round
1/2 c. finely chopped onion
1/2 c. capers, drained
8 anchovy fillets, finely chopped
4 egg yolks
1 tsp. salt
1/8 tsp. pepper
1/4 c. finely chopped watercress

Preparation

In large bowl, using 2 forks, toss all ingredients.