boerenkool cabbage delicious Dinner dinner table dutch family food health healthy holland home kale meal Netherlands nutritious pan potato sausage warm winter appearance appearances brassica-oleracea Brussels-sprouts buds cabbage-family cleaned cook cooking cruciferous cultivar edible fibrous fresh gemmifera green greens leafy leafy- green-vegetable popular raw sprouts trimmed vegetable background cut leafy-green-vegetable leaves leftover Remains scraps shape shapes Sizes surface surfaces texture textures trimmings