Walnut and coffee cream muffin - Cookidoo® – the official Thermomix® recipe platform

Ingredients

• 75 g walnuts
• 125 g unsalted butter
• 125 g milk
• 180 g natural yoghurt
• 1 egg
• 1 tsp vanilla bean extract
• 1 tsp instant granulated coffee
• 300 g self-raising flour
• 125 g caster sugar
• 1 tbsp boiling water
• 2 tbsp instant granulated coffee
• 175 g butter
• 190 g icing sugar
• 2 tbsp chopped walnuts
• 1 tbsp milk chocolate chips