3 slow cooker upside down Recipes

unsalted butter, in small pieces, plus more for the cooker, dark brown sugar , plus for lining the cooker, dark rum, ripe medium bananas, peeled and halved lengthwise (about 6), cake flour, baking powder, ground cinnamon, ground nutmeg, fine salt, unsalted butter, softened (1/2 stick), sugar, egg, at room temperature, egg yolk, at room temperature, whole milk, at room temperature, ice cream , for serving

boneless skinless chicken thighs, dried onion flakes, dried bay leaf, pepper, chicken gravy, celery ribs, cut into 1/2-inch slices, original bisquick baking mix, milk, frozen mixed vegetables