Preheat the oven to 180C degrees. Grease a round cake pan or baking dish - about 2.5 liters volume. In a small bowl, combine flour, baking powder, baking soda, salt and cinnamon. In a large bowl, beat the sugar, the oil, eggs and pumpkin until a uniform mixture. Pour the bourbon. Mix dry and liquid ingredients and mix well. With a plastic spatula, transfer the dough to the baking form. Bake for 45-50 minutes, until a toothpick inserted into the cake comes out clean. Remove the cake from the form, having previously run your knife along the edges. Optional sprinkle with powdered sugar. Stay cake to cool completely. * Due to the pumpkin cake that offers a variety of important nutrients, including vitamins. B, beta-carotene, vitamin C, magnesium. * One serving has 282 calories, 3 g egg white, 33 g carbohydrates, 15 g fat, 53 mg cholesterol, 1 g fiber, 289 mg sodium.