Maybe you've seen Milkcraft's elaborate creations all over Instagram: towering scoops of nitrogen-churned ice cream cradled in bubble-textured waffle cones, bedazzled with sprinkles and colorful bits of cereal and drizzled with caramel and Nutella. If not, you've likely seen the daunting line to get into West Hartford's hot new ice cream shop, which opened in late May at 967 Farmington Ave. in the vacated La Petite France bakery space.