Clams posillipo AppetizerVery Easy50 min Send this recipe to a friend Print this page Ask a question to the author Post your photo of this recipe Ingredients 4 32 Littleneck Clams 3 tablespoons Olive Oil 6 Garlic Cloves, halved 1 Small Yellow Onion, chopped 1 28 oz Can Whole Plum Tomatoes, with juice Sea Salt and Freshly Ground Black Pepper, to taste 1 tablespoon Tomato Paste ¼ Cup Chopped Fresh Basil 1 tablespoon Chopped Fresh Flat-Leaf Parsley, plus more for garnish View the directions