For lemon poppy seed muffins:
Preheat the oven to 180 ÂșC and line muffin tin with muffin cases.
Get 2 bowls ready
In bowl one, whisk together the gluten free flour, almond flour, caster sugar, baking powder, baking soda, xanthan gum, lemon zest and poppy seeds.
In bowl two, whisk together butter, milk, eggs and lemon juice, and add to the flour mixture.
Whisk together until you get a thick, smooth batter with no flour clumps.
Scoop the batter into the muffin cases, dividing it equally between 12
Bake at 180 for about 18 - 20 min, or until risen, golden brown on top and an inserted toothpick comes out clean
For Lemon Frosting
Whisk room temperature butter until soft
Then add the lemon juice and 2 cups of icing sugar
Whisk until well combined, adding 1 tbsp. milk if needed
Once the frosting is smooth, add another 2 cups of icing sugar and beat until smooth and lump free. Use another 1tbsp of milk if frosting is too stiff
Add to a piping bag with a star tip and pipe over the muffins
Sprinkle some poppy seeds to finish and you can add a lemon slice as a topping too if eating straight away