Preheat oven to 350 degrees. Pour boiling water over dates in a small bowl. Let stand 10 minutes. Drain and pat dry.
Lightly beat eggs in a large bowl. Whisk in bananas and next 3 ingredients until blended.
Stir together sprouted brown rice flour and next 4 ingredients in a small bowl. Gently stir flour mixture into egg mixture, stirring just until blended. Gently stir in melted butter, walnuts, and dates. Spoon mixture into a well-greased 9x5” loaf pan.
Bake at 350 degrees for 60-70 minutes or until a toothpick inserted in center comes out clean. Cool in pan on wire rack 10 minutes. Remove from pan to wire rack and cool completely before slicing.