Name: Grilled Steak Sandwiches with Marinated Watercress, Onion, and Tomato Salad
Cook time: 50 minutes
Total time: 50 minutes
Yield: Makes 6 servings
Ingredients: 1/2 cup olive oil; 6 tablespoons white balsamic vinegar; 1 3/4 teaspoons dry mustard, divided; 1 tablespoon dark brown sugar; 1 2-pound well-trimmed tri-tip beef roast; 4 large plum tomatoes, very thinly sliced; 1 bunch watercress, stems trimmed; 1/2 white onion, very thinly sliced; 6 5-inch pieces French baguette, cut horizontally almost in half, opened flat

Photo by Sang An

A popular cut in the West, tri-tip is also called "triangle roast." It comes from the bottom sirloin.

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