Melt butter in a pan. Add 1 heaping spoonful of chopped garlic or 2-3 cloves of garlic chopped to butter and heat gently until garlic is golden brown. Add salt and pepper to taste. If you like a traditional cacio e pepe with a lot of pepper flavor, use a full tsp.

Chop chives to macerate and smash brazil nuts with a heavy knife handle until well crushed. Squeeze lemon juice on chives, drizzle with olive oil, sprinkle with salt and add a 1/2 tsp of chopped garlic to chives. Mix and crush together with brazil nuts with a fork to make a quick pesto. Let flavors meld while preparing the rest of dish.

Cut spaghetti squash in half. Use a fork to separate squash strands and place in a bowl. Add garlic butter and most of parmesan. Reserve 2-3 tbsp to top dish. Mix well.