"Tender banana bread meets chocolaty, decadent, rich brownies. For those times you want chocolate but need to use up your ripe bananas, make these. Not cakey, very fudgy, and extremely moist...."
INGREDIENTS
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Brownies 1/2 cup unsalted butter, melted (one stick) 1 cup granulated sugar 1/4 cup light brown sugar, packed 1 large egg 6 ounces chocolate, vanilla, or plain Greek yogurt (one standard-sized small container; or sour cream may be substituted; I use&