If coming back for seconds is indulgent, then this eighth helping of Pi Day Pies makes us pure hedonists. But hey, the dessert table is the new water cooler. First, Travis Saunders and his girlfriend cobbled together their own entry on Obesity Panacea, a vegetarian Raspberry Pie that uses agar instead of gelatin. With apple juice, maple syrup, almonds, and oatmeal, this pie looks healthy as well as delicious.