Step 1: Preheat the Oven - Start by preheating your oven to 350°F (175°C).
Step 2: Prepare Your Loaf Pan - Grease your loaf pan with butter or line it with parchment paper.
Step 3: Cream the Butter and Sugar - In a large mixing bowl, combine the butter and sugar until light and fluffy.
Step 4: Add the Eggs - Beat in the eggs one at a time until fully incorporated.
Step 5: Mix in the Bananas and Vanilla - Add mashed bananas and vanilla extract, folding gently to combine.
Step 6: Combine the Dry Ingredients - In a separate bowl, whisk together the flours, baking soda, and salt.
Step 7: Combine Wet and Dry Ingredients - Gradually add dry ingredients to wet mixture, folding until no flour streaks remain.
Step 8: Add the Snickers - Gently fold in chopped Snickers candy bars.
Step 9: Pour into the Pan - Spoon the batter into the prepared loaf pan.
Step 10: Bake - Bake for 55-65 minutes, or until a toothpick comes out clean.
Step 11: Cool and Serve - Let the bread cool in the pan for 10 minutes before transferring to a wire rack.