How to make blondie with blueberries

• Cream butter with sugar until fluffy (if you use powdered sugar, it will go faster :)).
  200 g butter, 150 g sugar
• Add eggs one by one to the butter mixture and mix briefly.
  2 eggs
• Add lemon juice and flour mixed with baking powder.
  3 tablespoons lemon juice, 300 g wheat flour - all-purpose, 0.5 teaspoon baking powder
• Mix briefly - just until combined.
• Transfer the batter to a baking pan approximately 24/24 cm.
• Sprinkle blueberries on top and gently press them into the batter.
  150 g blueberries
• Bake at 180 degrees Celsius - top/bottom heat - for about 30-35 minutes.
• After baking, cool.
• Prepare the icing - pour powdered sugar into a bowl, add lemon juice and mix.
  150 g powdered sugar, 2 tablespoons lemon juice
• If the icing is too thick, add a little milk.
  a little milk
• Spread the icing over the top of the cake.