On tap at Taphouse 15, superb Smoothie sour initially replicates spicy apple cobbler pie. Flake-crusted baked apple warmth nearly edged out by lactic vanilla-creamed banana puree richness as ancillary cling peach, syrupy pear, lemon cookie, coconut cream and brown-sugared cinnamon sweetness contrasts milder salted lemon meringue tartness above honeyed wheat wafer bottom.