1. Preheat oven to 400 degrees Fahrenheit (200 degrees Celsius).
2. Place fruit sauce ingredients into a small pot, and bring to a boil. Lower heat and allow to simmer for 20–25 minutes, until fruit is softened and sauce is slightly thickened.
3. Lay out fish fillets on a lightly greased baking sheet. Spoon sauce over tilapia and sprinkle with sliced almonds.
4. Bake for 15 minutes, then broil for five minutes, or until fruit and nuts begin to brown. Remove from heat and serve warm.