Peel and pit mangos. Finely chop and measure 1 1/4 cups into a bowl. Peel and finely chop kiwis. Measure 1 cup into bowl with mangoes. Add orange rind. Add sugar to fruit in bowl. Mix well; let stand 10 mins. Combine water and certo crystals in small saucepan. Bring to a boil and boil 1 min. Stirring constantly. Stir into fruit. Continue stirring about 3 mins. A few sugar crystals will remain. Pour quickly into jars or freezer containers. Cover at once with tight lids. Let stand at room temperature until set-may take up to 24 hours. Store in freezer. If used within 2-3 weeks jam may be stored in the refrigerator. Makes 5 cups.
