Classic banana bread, baked the Simple Bakes way, honest, comforting, irresistible, beautifully moist, and baked to flirt with your coffee. Walk into almost any London coffee shop today and you’ll see oat milk, dairy-free lattes, and customers asking more than ever about ingredients. Yet when eyes move from the coffee machine to the cake counter, there’s often still a quiet pause: “Is anything gluten-free?” “Do you have anything vegan?” and too often the answer is hesitant.

Gluten-free and Vegan Matcha and Blue Matcha, White Chocolate and Rose Petals Traybake Sometimes, the best things in life are simple, and...