*A squirt of ketchup can be used instead of tamarind for a quick-and-easy variation. *If you can only find tamarind paste rather than tamarind juice, you can combine 25 ml (5 teaspoons) paste with 50 ml (3 tablespoons + 1 teaspoon) water (for unsweetened paste) or with 35 ml (2 tablespoons + 1 teaspoon) water + 15 ml (1 tablespoon) lime juice or lemon juice (for sweetened paste) to make "reconstit