1/2 cup raisins
1 cup walnuts
1/2 tsp. vanilla extract
1/2 tsp. salt
1 tsp. baking soda
1 1/2 cups all-purpose flour
2 eggs lightly beaten
3/4 cup white sugar
1/2 cup unsalted butter (8 Tbsp) at room temperature
3 (medium/large) ripe bananas mashed with a fork