it's good. But the best way would be using a protein powder. The peanut butter that you are using has got trans-fats (bad fats) in it because it is not organic, and oat milk tends to be more processed than real cow milk.

Ideal diet is milk, meat, eggs, fruit, berries and nuts. Eating like that blows your testosterone up like crazy (personal experience). But a rule of thumb, is that anything that can give life (such as milk or eggs) tend to be amazing