Preheat the oven to 350°
Grease your loaf plan with butter
Combine the eggs, milk, and vanilla into a medium size bowl and whisk together
In you stand mixer with a paddle attachment mix together the flour, baking powder, salt, sugar, and lemon zest
add in the softened butter and half the egg mixture, beat on low for about a minute
slowly add in the remaining egg mixture as you scrape the sides
fold in the blueberries and peaches
pour the batter into the loaf pan and spread evenly
bake for about 65 minutes or until a toothpick comes out clean
allow to cool and then add the glaze