Combine oats with butter in glass bowl

Mix well & microwave for 2 minutes

Stir in Brown sugar & syrup

Microwave for another 2 minutes

Spread evenly on flat pan (press in with spoon))

Leave to cool to room temperature

Microwave chocolate chip in measuring cup until melted

Add a little butter to chocolate chip before melting to adjust viscosity

Blend in peanut butter with chocolate chip paste

Spread paste on oats surface

Refrigerate until harden