Lemon Poke Cake

non-stick baking spray (with flour in it)

box butter cake mix ((Duncan Hines brand recommended))

sour cream

milk, preferably whole

white sugar

vegetable or canola oil

eggs

vanilla extract

lemon extract ((may substitute 2 teaspoons lemon zest))

zest and juice of 1 lemon

butter, melted

fresh lemon juice ((about 2 lemons))

confectioners’ sugar, sifted