The Brownie Batter Mistake You Should Seriously Avoid - Tasting Table
Briefly

To achieve the perfect brownie texture, it's crucial to mix the batter only until it's just combined—any over-mixing introduces air that can turn fudgy brownies into cake-like ones.
Using a wooden spoon or silicone spatula to mix by hand ensures better incorporation without overdoing it. This method helps to avoid visible ingredients before baking.
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