A Starbucks drink which has been nicknamed ‘Sleepy Mama’ is all the rage with moms across the US right now. The secret menu beverage is “a must in the mornings” for tired moms who have been up all night with the kids. Starbucks’ ‘Sleepy Mama’ drinkThe drink is an ultra-sweet caramel-flavored iced coffee that contains a whopping four shots of espresso, so it’s sure to give you a huge sugar and caffeine kick in the morning. It’s been nicknamed the ‘Sleepy Mama’ or ‘Tired Mama’ because moms are ordering it when they’re feeling exhausted after a sleepless night. The drink was shared in a Starbucks…