Easy Arrabiata Sauce

Ingredients

• 2 teaspoons olive oil
• 1 small onion, (chopped)
• 1 teaspoon minced garlic ((about 2 cloves))
• 1 14.5-ounce can diced tomatoes
• 1 6-ounce can tomato paste
• 1 1/2 cups chicken stock
• 1 tablespoon chopped fresh basil
• 1 tablespoon chopped fresh parsley
• 1/2 teaspoon crushed red pepper flakes
• 1/2 teaspoon kosher salt (plus more to taste)