Cauliflower Banana Bundt Cake with Cinnamon Icing

INGREDIENTS

200 g

(7 oz, 1 cup) cauliflower (about ½ a head)

very ripe medium-sized bananas, mashed (about 1 cup)

300 g

plain, all-purpose flour

2 tsp

baking powder

1 tsp

baking soda

1/2 tsp

salt

1 1/2 tsp

ground cinnamon

1 tsp

ground nutmeg

1 tsp

ground ginger

175 g

unsalted butter, at room temperature

200 g

sugar

eggs

2 tsp

vanilla extract

180 milliliters

buttermilk (or full-fat milk with 1 tablespoon lemon juice or white vinegar)

180 g

powdered icing sugar

1 tsp

cinnamon

4 tbsp

double (heavy) cream

warm water to thin