Spanish Tuna Croquettes (Croquetas de Atun) Recipe (2026)

Ingredients

• 2.1 ounces or 60 grams salted butter
• Extra virgin olive oil
• 1 medium white or yellow onion (finely diced)
• 5 tbsp flour
• 1 1/4 cups whole milk
• 7 oz or 190 grams canned tuna in oil
• 1/4 tsp fine ground pepper
• 1/4 tsp nutmeg
• 1/2 tsp salt or to taste
• Breadcrumps & flour
• 2 eggs