Index: branches/2dbias/ippconfig/recipes/reductionClasses.mdc
===================================================================
--- branches/2dbias/ippconfig/recipes/reductionClasses.mdc	(revision 42666)
+++ branches/2dbias/ippconfig/recipes/reductionClasses.mdc	(revision 42722)
@@ -1316,4 +1316,42 @@
 	PSASTRO		STR	DEFAULT_RECIPE
 	STACKPHOT       STR     STACKPHOT
+	BACKGROUND_PPBACKGROUND	STR	BACKGROUND
+	BACKGROUND_PSWARP	STR	BACKGROUND
+END
+
+# only subtract overscan
+BIAS_ONLY	METADATA
+	CHIP_PPIMAGE	STR	CHIP_SUB_BIAS
+	CHIP_PSPHOT	STR	CHIP
+	WARP_PSWARP	STR	WARP
+	STACK_PPSTACK	STR	STACK
+	STACK_PPSUB	STR	STACK
+	STACK_PSPHOT	STR	STACK
+	DIFF_PPSUB	STR	DIFF
+	DIFF_PSPHOT	STR	DIFF
+	JPEG_BIN1	STR	PPIMAGE_J1
+	JPEG_BIN2	STR	PPIMAGE_J2
+	FAKEPHOT	STR	FAKEPHOT
+	ADDSTAR		STR	ADDSTAR
+	PSASTRO		STR	DEFAULT_RECIPE
+	BACKGROUND_PPBACKGROUND	STR	BACKGROUND
+	BACKGROUND_PSWARP	STR	BACKGROUND
+END
+
+# only subtract 2D overscan
+2DBIAS_ONLY	METADATA
+	CHIP_PPIMAGE	STR	CHIP_SUB_2DBIAS
+	CHIP_PSPHOT	STR	CHIP
+	WARP_PSWARP	STR	WARP
+	STACK_PPSTACK	STR	STACK
+	STACK_PPSUB	STR	STACK
+	STACK_PSPHOT	STR	STACK
+	DIFF_PPSUB	STR	DIFF
+	DIFF_PSPHOT	STR	DIFF
+	JPEG_BIN1	STR	PPIMAGE_J1
+	JPEG_BIN2	STR	PPIMAGE_J2
+	FAKEPHOT	STR	FAKEPHOT
+	ADDSTAR		STR	ADDSTAR
+	PSASTRO		STR	DEFAULT_RECIPE
 	BACKGROUND_PPBACKGROUND	STR	BACKGROUND
 	BACKGROUND_PSWARP	STR	BACKGROUND