Banana cupcakes and oat biscuits

Banana cupcakes,with and without chocolates and oat biscuits.I've been baking for three days in a row.I'm having a baking fever(ha-ha-ha).I can't stop baking.

OATMEAL COOKIES

125 g of butter and 2 tablespoons of olive oil
80 g of sugar
1 large egg
1/2 teaspoon of vanilla essence
105 g of plain flour
1/2 teaspoon of baking soda (bicarbonate of soda)
230 g of instants oats
2 tablespoon of chocolate chip or chocolate rice (optional).

Cream butter and sugar until creamy and smooth.(3-5min),
Add olive oil(cream 1-2 min),
Add egg and vanilla essence,beat to combine,
Add flour and baking soda to the creamed mixture and beat untill incorporated,
Stir in oats and chocolate chip.
Bake 180c for 15mins


BANANA CUPCAKE

butter--60g
sugar---45g
vanilla essence--1/2 teaspoon
egg---1 large
self-raising flour--120g
bicarbonate of soda--1/2 teaspoon
ripe banana--1 and a 1/2 mashed

Cream butter and sugar until light and fluffy.
Beat in essence and egg until well combined.
Add sift self-raising flour and bicarbonate of soda.
Add banana and mix well.
Bake preheated oven at 175c for 30 mins.