Multi seed Banana cake

• 25g soften unsalted butter
• 40g caster sugar
• 1 egg
• 2 ripen bananas, mashed
• 1/4 tsp baking soda
• 100g self-rising flour
• 50g milk
• Optional: seed mix, vanilla extract (1/4 tsp), cinnamon ground (1/4 tsp)

1. Beat the butter until fluffy, add sugar and mix well
2. Add egg and mix it in
3. Add the mashed banana, mix well
4. Mix in 50g flour, then 50g milk, and 50g flour, mix well at each step
5. Add baking soda and all the other optional ingredients
6. (Sprinkle seeds on top just before baking)
7. Bake @ 170 for 25 mins