It seems everyone has a SB Milkshake recipe, but here is mine, which I'm partial to.
1.5% TFA Malted Milk
1% FA Marshmallow
3% FW Milk
.5% FA Condensed Milk
2% FA Red Touch (strawberry)
2% INW Shisha Strawberry
2.5% TFA Sweet Cream
2% CAP Sweet Strawberry
4% TFA Vanilla Bean Ice Cream