1, smiling banana milkshake practice: prepare 3-4 bananas, 50 grams of yogurt and Oreo cake. Mash bananas in a pot, pour in yogurt, mash them with an egg spoon, and then filter them with gauze. Continue to beat the filtered banana paste evenly with an egg spoon to make it more delicate, and grind the Oreo cake into powder. Sieve the powder with a sieve, select the cardboard, draw a pattern that can be cut according to your own preferences, cover the cardboard on the bowl of banana yogurt, sprinkle Oreo cake powder, and then remove the cardboard.

2. Banana milkshake is rich in protein, carbohydrates, calcium, potassium, phosphorus, iron, zinc, vitamin C and other nutrients.