Blueberry Muffin Tops (Print Version)

# Ingredients:

→ Muffin Base

01 - Butter, softened and unsalted
02 - Neutral-flavored oil
03 - All-purpose flour, extra for dusting blueberries
04 - Fresh blueberries
05 - Granulated sugar
06 - Buttermilk, at room temperature
07 - Egg, at room temperature
08 - Kosher salt
09 - Baking soda
10 - Vanilla extract
11 - Baking powder

→ Streusel Topping

12 - Unsalted butter, melted
13 - Kosher salt
14 - Brown sugar, lightly packed
15 - Vanilla extract
16 - All-purpose flour
17 - Rolled oats

→ Optional

18 - Dust with powdered sugar

# Instructions:

01 - Combine the dry stuff first. Beat together the butter, sugar, and vanilla. Slowly add the egg and oil. Alternate adding the flour mixture and buttermilk while mixing.
02 - Toss blueberries with a bit of flour and carefully mix them into the batter. Let it sit for half an hour.
03 - Blend dry ingredients and pour in the melted butter with vanilla. Stir until it forms crumbs.
04 - Preheat oven to 400°F. Scoop batter onto lined baking sheets and sprinkle the crumb topping over each.
05 - Bake for 11-13 minutes, turning the pan halfway through.

# Notes:

01 - Letting batter sit stops it from spreading too much
02 - Use room-temp ingredients for better results
03 - Keep space for each muffin top to expand