Add all the dry ingredients into your large bowl, and mix.
Add all the wet ingredients into your small bowl and mix, including your eggs but not the pistachio butter.
Pour the wet ingredients into the dry ingredients bowl, and mix well.
Dilute your pistachio butter with some water or milk, mixing until creamy.
Add it in the bowl with the baked oats mixture. Mix well.
Pre-heat your oven to 180 degrees Celsius.
Transfer your baked oats mix into a baking dish.
Wash and cut the strawberries in half. Wash and peel the peaches, and cut them into wedges.
Layer all the fruit on top of your baked oats.
Sprinkle the shelled pistachios on top, and bake for 45 minutes. Leave them 40 minutes at the bottom of your oven, and then transfer the dish at the top for the last 5 minutes.
Let the baked oats cool slightly, and serve with some yogurt or gelato, and more pistachio butter. Enjoy!
Store in the fridge for up to 4 days.