Grilled Steak with tomatoes

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[...]

1 (12 ounce) rib eye steak 1 tablespoon soy sauce 1 teaspoon Montreal steak seasoning, or to taste 1/2 lemon, juiced 2 tablespoons rice vinegar 2 tablespoons[...]

itemscope itemtype="http://data-vocabulary.org/RecipeIngredient"> 1/4 cup red wine vinegar 1 1/2 tablespoons sugar 3 tablespoons water 1/2 cup thinly sliced[...]

6 medium tomatoes , halved crosswise 3 shallots , thinly sliced into rings 3 garlic cloves , smashed 1/2 cup extra virgin olive oil 1 1/2 teaspoons salt 1 3/4[...]