Ingredients

2 large onions, coarsely chopped1-1/2 cups packed fresh parsley sprigs1-1/2 pounds ground beef1 large egg, lightly beaten1 teaspoon salt6 whole pita breads2 tablespoons olive oilTAHINI SAUCE:1/3 cup tahini2 garlic cloves, minced1/4 cup lemon juice2 tablespoons water1/8 teaspoon salt

Preparation

Place onions in a food processor; pulse until finely chopped. Remove and pat dry; transfer to a large bowl. Add parsley to processor; pulse until minced. Stir into onions. Add beef, egg and salt; mix lightly but thoroughly.

Slice pitas horizontally in half. Spread bottoms with meat mixture to edge. Replace pita tops; press lightly to adhere. Brush outsides of sandwiches with oil. Grill sandwiches, uncovered, over medium heat until a thermometer inserted into meat mixture reads 160°, 10-12 minutes, turning every 2 minutes. Cool slightly before cutting into quarters.

Combine sauce ingredients; serve with sandwiches.