Cooking with Kurt | Ube Taisan Loaf

Ingredients

• 1 cup cake flour [113 g]
• 1 1/2 tsp baking powder [6 g]
• 1/3 cup granulated sugar [67 g]
• 1/2 tsp salt [3 g]
• 4 egg yolks [80 g]
• 1/3 cup vegetable oil [80 mL]
• 1/3 cup water [80 mL]
• 1/4 cup ube halaya [60 mL]
• 2 tsp ube extract [10 mL]
• 1/2 tsp purple food coloring gel paste [2.5 mL]
• 4 egg whites [120 g]
• 1/2 tsp cream of tartar [1.7g]
• 1/3 cup sugar [67 g]
• 2 tbsp unsalted butter [28.4 g]