1, wash the strawberries first. Nxet cut the strawberry. Nxet put strawberries and ice cream in the blender. 4. Then pour the milk into the blender. 5. Then turn on the blender. Finally, we drank it. Pour into two 12 ounce cups. Plus: If you want the milkshake to be thicker, just put it in the refrigerator for a while. That's it!