Bun spice essence likely refers to a concentrated flavoring used to impart the characteristic taste of spice buns or similar baked goods. This essence typically contains a blend of spices commonly used in baking, such as cinnamon, nutmeg, cloves, and sometimes ginger or allspice.
It's often used in recipes where a specific spice flavor profile is desired, such as hot cross buns, spiced cakes, or fruit loaves. The essence provides a convenient way to add the flavors of multiple spices without needing to measure and mix each spice individually.
Bun spice essence can vary in intensity and flavor depending on the brand and formulation, so it's essential to follow the recipe instructions regarding the quantity to use. It's usually added to the batter or dough along with other wet ingredients, ensuring that the flavor is evenly distributed throughout the baked goods.