The signs as types of pie:

Aries: Key Lime

Taurus: Mince

Gemini: Coconut Cream

Cancer: Meat and Potato

Leo: Cherry

Virgo: Banana Cream

Libra: Chocolate

Scorpio: Lemon Meringue

Sagittarius: Blackberry

Capricorn: Boysenberry

Aquarius: Apple

Pisces: Blueberry