Sugar, Light brown Substitution

1/2 cup firmly packed dark brown sugar
plus
1/2 cup sugar
can be substituted for 1 cup firmly packed light brown sugar. Flavor may be affected.
1 cup granulated sugar
plus
2 tablespoons molasses
can be substituted for 1 cup light brown sugar.

Currant Jelly Substitution

grape jelly
or
3 parts apple jelly
plus 1 part lemon juice
can be substituted for currant jelly.

Maple Syrup Substitution

2 cups sugar
plus
1 cup water
bring to boil; take off heat;
plus 1/2 tsp maple flavoring
can be substituted for 2 cups maple syrup.

Corn Syrup, Light Substitution

1 cup dark corn syrup
can be substituted for 1 cup light corn syrup.
The flavor will be slightly affected.
OR
substitute 1 1/4 cups sugar plus 1/3 cup liquid.

Sugar Substitution

1 cup firmly packed brown sugar
can be substituted for 1 cup sugar. Flavor will be affected somewhat.
OR
3/4 cup honey (reduce liquid in recipe by 1/4 cup)
can be substituted for 1 cup granulated sugar.
OR
1/2 cup corn syrup or molasses (reduce liquid in recipe by 1/2 cup)
can be substituted for 1 cup granulated sugar.
OR
1 cup granulated sugar
plus
1/8 [...]

Molasses Substitution

1 cup honey
can be substituted for 1 cup molasses. (and vice versa)
The flavor will be affected.
1 cup light molasses
can be substituted for 1 cup dark molasses.

Honey Substitution

1 1/4 cups sugar
plus
1/3 cup liquid (use whatever liquid is called for in the recipe)
can be substituted for 1 cup honey.