Smurfy Smurfberry Muffins

[adapted from The Smurfin' Guide to the Smurfs] INGREDIENTS 2 cups plain flour 1 tbs baking powder ½ tsp salt 1 cup caster sugar + some more for topping 1 egg 1 cup of milk milk ¼ butter bar (57.5 g /about 75 ml melted) or vegetable oil 1 egg 2 cups fresh smurfberries or some [...]Recommended Product: GECKO SUCTION HOOK by Uxcell - very cute little lizard - handy in the kitchen & bathroom - grea