Scrumptious Citrus Lavender Cookie Sandwiches with Creamy Filling - Yummy Gusto

Ingredients

• 2 cups plain flour
• 1/2 teaspoon baking powder
• 1/4 teaspoon salt
• 1/2 cup soft unsalted butter
• 1 cup white sugar
• 1 large egg
• 1 teaspoon vanilla essence
• Zest from 1 lemon
• 2 cups icing sugar
• 1 tablespoon food-grade lavender, ground fine
• 2 tablespoons full-fat cream
• Purple food dye drops (if wanted)
• Sliced lemon, thin
• Lavender stems, fresh