In a large bowl or the base of a stand mixer, add the sugar and lemon zest. Using your hands, squeeze together the sugar and the lemon zest. Continue to press together until the sugar is fragrant and the zest is well distributed
Add in the oil and butter and cream on high speed for 2-3 minutes
Add the egg, extracts and lemon juice and beat for 1 more minute
Turn the mixer down to low speed and alternate adding the dry ingredients and buttermilk starting and ending with the dry
Add the poppy seeds and mix until evenly combined
Let the batter sit for 1 hour before baking
Preheat the oven to 400 degree fahrenheit
Scoop into a lined muffin pan until ~¾ full (it will make around 15 muffins)
Bake for 5 minutes at 400 and then turn down the temperature and bake at 350 for 15 more minutes or until a toothpick comes out clean
Set aside to cool slightly before glazing