Garlicky spaghetti with lemon, capers & almonds

INGREDIENTS

1/4 cup

extra-virgin olive oil

2 tbsp

plus ½ teaspoon minced garlic, divided

1/4 tsp

red pepper flakes

1 lb

spaghetti

Salt and pepper

2 tsp

grated lemon zest plus 2 tablespoons juice

3 tbsp

capers, minced (see Notes)

1 oz

Parmesan, grated (½ cup), plus extra for serving

1/2 cup

toasted almonds (see Notes)

1/2 cup

fresh parsley, for serving (optional; see Notes)