3 spinach pesto tart Recipes

sunflower oil, red onion, chopped, fresh spinach, washed ., shortcrust pastry, thawed if frozen, pesto sauce, gruyere cheese, grated, egg, beaten, salt and pepper

puff pastry, egg, beaten, whole grain mustard, mozzarella cheese, finely sliced, tomatoes, sliced, salt & freshly ground black pepper, thyme leaves, olive oil, for drizzling, pesto sauce, for drizzling, balsamic vinegar, olive oil, salt & freshly ground black pepper, rocket or 100 g baby spinach