3 asparagus leek gruyere tart Recipes

all-purpose flour, salt, cold unsalted butter, cut into 1/2-inch cubes, egg, lightly beaten, leek , quartered lengthwise, then cut crosswise into 1/3-inch pieces (white and pale green parts only), asparagus, trimmed, unsalted butter, salt, black pepper, heavy cream, eggs, chopped fresh tarragon

pie crust, asparagus, cut into 6 inch spears, olive oil flavored cooking spray, butter, leek, chopped white part only, chopped fresh dill, low-fat milk, eggs, ground pepper, salt (optional), swiss cheese or 1/2 cup gruyere cheese