The Day of the Dead celebration incorporates foods, art forms, and traditions from both indigenous Mexican cultures and Catholic tradition. Foods unique to the holiday include Pan de Muerto bread and Calabaza en Tacha pumpkin dessert. Art forms include the Danza de los Viejitos dance and skull masks. The holiday blends aspects of Aztec rituals honoring the dead with All Saints Day traditions introduced by the Spanish. The dead are remembered through ofrendas or offerings left on graves and home altars, including photos, candles, flowers, toys, bottles of alcohol, and the deceased's favorite foods. Celebrants attract and honor the dead through ofrendas, dances, and dressing up to resemble the deceased