Crunchy Bran Muffins

• 1 egg
• 240 ml milk (hot)
• 190 gr wheat bran cereal (shredded)
• 130 gr all purpose flour
• 75 gr butter
• 75 gr packed brown sugar
• 28 gr brown sugar
• 16 gr flour
• 14 gr margarine
• 9 gr baking powder