Perfectly delicious, lemon poppy seed loaf cake

Full ingredient list

Evaporated cane sugar, unbleached wheat flour (hard wheat flour - unenriched), sour cream (grade a cultured cream and kosher gelatin), whole egg, unsalted butter, unbleached pastry flour (soft wheat - unenriched), poppy seeds, lemon emulsion, lemon juice, pure vanilla bean puree (water, sugar, pure bourbon vanilla extract, vanilla beans, gum tragacanth), lemon zest (lemon peel, water, citric acid), baking powder (sodium acid pyrophosphate, sodium bicarbonate, cornstarch, monocalcium phosphate), baking soda (sodium bicarbonate), sea salt