then thinly slice; discard seeds. Place lime slices i a heavy bottomed 8 to 10 quart pan; mix in sugar, vinegar, onion, garlic cinnamon, salt, cloves, allspice, red pepper, and raisins. Bring to a boil overhigh heat; then reduce heat to medium-low and simmer, uncovered, stirring occasionally to prevent sticking, until onion is limp and syrup is slightly thickened (about 15 minutes).

Meanwhile, peel mangoes; slice fruit off pits and cut into 1-1/2 inch piece (you should have about 3-1/2 cups). Peel, pit, and slice peaches. Add mangoes and peaches to syrup and simmer, uncovered, stirring often to prevent sticking, until peaches are tender when pierced and chutney is thickened (about 3 minutes).

Process in boiling water canner as above.