In a large bowl, whisk together flour, sugar, salt and spices.
Warm the milk (not hot). Stir in yeast and 1 teaspoon sugar. Let stand 5–10 minutes until foamy.
Add melted butter, egg and vanilla to the milk mixture.
Combine wet ingredients with dry ingredients. Add raisins and mix to form dough.
Knead by hand (8–10 minutes) or with a dough hook (4–5 minutes) until smooth and elastic.
Place dough in a lightly oiled bowl. Cover and let rise until doubled (about 1 hour).
Punch down and divide into 12 equal pieces. Shape into smooth balls.
Place on lined baking tray. Cover and let rise 30–40 minutes.
Preheat oven to 180°C (350°F).
Mix flour and water into thick paste. Pipe crosses over buns.
Bake 20–25 minutes until golden brown.
Brush with melted butter or syrup while warm.