Turn oven on to 350 F degrees. (180 C)

Mix the flour, oats, baking soda and salt.

In another bowl. Mix brown sugar, butter, egg and peanut butter.

Bit by bit add and mix dry ingredients into the wet ingredients bowl.

When finished, mix in chocolate chips.

Put baking paper on a tray and spray it with olive oil.

Put small balls (3-5cm) on the tray at least 3 cm away from another cookie.

Bake for 10 - 15 minutes then immediately put onto wire rack for at least 5 minutes.