-ORany squash flowers, -Freshly picked and -rinsed in cold water Nasturtiums for garnish Mix together all ingredients except butter and flowers. With filling at room temperature, use a pastry tube to carefully stuff flowers; do not overfill. Drizzle melted butter over flowers and cook in microwave on medium power for 3 minutes, or at 180ÂșC in regular oven for about 15 minutes. Be careful not to let filling ooze out of flowers. Garnish with nasturtiums stuffed with extra filling.