ground beef - 200 grams (caramelized in sesame oil)
sesame oil - 1 tablespoon (for cooking ground beef)
soy sauce - 1 tablespoon (added to beef)
garlic - 1 clove (chopped, added to beef)
red chili flakes - 1/8 teaspoon (a pinch for heat)
ramen noodles - 1 package (about 85 grams) (undercooked slightly for bite)
peanut butter - 1 tablespoon (added to noodles and beef mixture)
salt - 1/8 teaspoon (pinch added to noodles)
black pepper - 1/8 teaspoon (pinch added to noodles)
fresh spinach - 1 cup (leafy, added at end)
peanuts - 2 tablespoons (optional, for topping)
chili oil - 1 teaspoon (optional, for drizzling)
blanched egg - 1 (optional, for topping)