Sophie LaMontagne, 30, and her sister Katherine Kallinis, 28, opened tiny bakery Georgetown Cupake on Valentine’s Day. Since then, word of their inventive cupcake flavors and creative garnishes has spread. It’s not uncommon to see the line outside the shop stretching around the block, or to see customers waiting outside before the bakery opens in the mornings. The sisters have just hired five employees and ordered an additional oven to try to meet the demand.

Why did you start a cupcake shop?