1 1/4 lbs. London broil, boneless beef top round steak
Discover Knorr® Classic Sauces: Béarnaise. This Béarnaise sauce embodies the creamy flavors of butter, tarragon and parsley to create this delectable sauce.
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Melt 1 Tbsp. margarine in medium saucepan over medium-high heat and cook onion, stirring occasionally, until tender, about 2 minutes. Add tomatoes and salt and cook 1 minute. Stir in Knorr® Bearnaise sauce mix, milk and remaining margarine and bring to a boil, stirring constantly. Reduce heat and simmer, stirring occasionally, 1 minute.