Peel and mash the bananas in a mixing bowl until completely smooth, showing a soft, mashed consistency with no large lumps.
3 large overripe bananas
In a separate bowl, whisk together the eggs, vegetable oil, and vanilla extract until the mixture is well combined and slightly frothy.
2 large eggs, 1/3 cup vegetable oil, 1 teaspoon vanilla extract
Pour the egg mixture into the mashed bananas and stir with a rubber spatula until evenly incorporated.
3 large overripe bananas, 2 large eggs, 1/3 cup vegetable oil, 1 teaspoon vanilla extract
In a separate bowl, sift together the flour, sugar, baking soda, and salt. Gradually add the dry ingredients to the wet mixture, folding gently until just combined, with no streaks of flour remaining.
1 1/2 cups all-purpose flour, 1/2 cup granulated sugar, 1/2 teaspoon salt salt
Preheat the oven to 350°F (175°C) and grease your baking pan. Pour the batter into the pan, spreading evenly with a spatula.
3 large overripe bananas, 1 1/2 cups all-purpose flour
Bake for 30 minutes, or until the top is golden brown and a toothpick inserted into the center comes out clean. Wait for the cake to cool on a cooling rack before slicing.