To start, preheat your oven to 350°F (175°C) and grease a baking pan measuring 9×13 inches.
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Then, combine 3 cups of flour, milk, white sugar, eggs, baking powder, 2 teaspoons of vanilla extract, and salt in a spacious bowl, then mix till the elements are very well combined.
Step 3
After that, add 1/4 cup of melted butter and stir it in. Afterward, carefully pour the batter into the baking pan that you’ve prepared.
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Next, in a large bowl, beat 1 cup of softened butter, brown sugar, 2 tablespoons of flour, and cinnamon together until the mixture is smooth. Drop spoonful of this mixture evenly over the batter in the baking pan.
Step 5
Use a knife to gently swirl the top layer into the bottom layer, creating a marble effect.
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Place the pan in the preheated oven and bake for approximately 25 to 30 minutes, or until a toothpick inserted into the center of the cake comes out almost clean.
Step 7
Advertisement:Finally, in a large bowl, combine confectioners’ sugar, milk, and 1 teaspoon of vanilla extract, and mix till the aggregate is smooth.
Tips for Success:
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