diff --git a/bmlutils/bmlutils.c b/bmlutils/bmlutils.c
index a6b5415..a7b09b4 100644
--- a/bmlutils/bmlutils.c
+++ b/bmlutils/bmlutils.c
@@ -171,3 +171,35 @@ int cmd_bml_get_partition_device(const char *partition, char *device)
 {
     return -1;
 }
+
+int format_rfs_device (const char *device, const char *path) {
+    const char *fatsize = "32";
+    const char *sectorsize = "1";
+
+    if (strcmp(path, "/datadata") == 0 || strcmp(path, "/cache") == 0) {
+        fatsize = "16";
+    }
+
+    // Just in case /data sector size needs to be altered
+    else if (strcmp(path, "/data") == 0 ) {
+        sectorsize = "1";
+    } 
+
+    // dump 10KB of zeros to partition before format due to fat.format bug
+    char cmd[PATH_MAX];
+
+    sprintf(cmd, "/sbin/dd if=/dev/zero of=%s bs=4096 count=10", device);
+    if(__system(cmd)) {
+        printf("failure while zeroing rfs partition.\n");
+        return -1;
+    }
+
+    // Run fat.format
+    sprintf(cmd, "/sbin/fat.format -F %s -S 4096 -s %s %s", fatsize, sectorsize, device);
+    if(__system(cmd)) {
+        printf("failure while running fat.format\n");
+        return -1;
+    }
+
+    return 0;
+}
diff --git a/bmlutils/bmlutils.h b/bmlutils/bmlutils.h
new file mode 100644
index 0000000..e6ffeee
--- /dev/null
+++ b/bmlutils/bmlutils.h
@@ -0,0 +1,6 @@
+#ifndef BMLUTILS_H_
+#define BMLUTILS_H_
+
+int format_rfs_device (const char *device, const char *path);
+
+#endif // BMLUTILS_H_
diff --git a/extendedcommands.c b/extendedcommands.c
index ce9ef19..2e30cd7 100644
--- a/extendedcommands.c
+++ b/extendedcommands.c
@@ -41,6 +41,7 @@
 #include "edify/expr.h"
 #include <libgen.h>
 #include "mtdutils/mtdutils.h"
+#include "bmlutils/bmlutils.h"
 
 
 int signature_check_enabled = 1;
@@ -441,6 +442,18 @@ int format_device(const char *device, const char *path, const char *fs_type) {
         return -1;
     }
 
+    if (strcmp(fs_type, "rfs") == 0) {
+        if (ensure_path_unmounted(path) != 0) {
+            LOGE("format_volume failed to unmount \"%s\"\n", v->mount_point);
+            return -1;
+        }
+        if (0 != format_rfs_device(device, path)) {
+            LOGE("format_volume: format_rfs_device failed on %s\n", device);
+            return -1;
+        }
+        return 0;
+    }
+ 
     if (strcmp(v->mount_point, path) != 0) {
         return format_unknown_device(v->device, path, NULL);
     }
@@ -723,7 +736,7 @@ void show_nandroid_advanced_restore_menu(const char* path)
     };
 
     char tmp[PATH_MAX];
-    sprintf(tmp, "%s/clockworkmod/backup", path);
+    sprintf(tmp, "%s/clockworkmod/backup/", path);
     char* file = choose_file_menu(tmp, NULL, advancedheaders);
     if (file == NULL)
         return;
diff --git a/utilities/Android.mk b/utilities/Android.mk
index ffaf0e7..7d95449 100755
--- a/utilities/Android.mk
+++ b/utilities/Android.mk
@@ -58,6 +58,15 @@ else
 LOCAL_SRC_FILES := ../../../$(BOARD_MKE2FS)
 endif
 include $(BUILD_PREBUILT)
-
-
 endif
+
+BOARD_RECOVERY_RFS_CHECK := $(shell grep rfs $(TARGET_DEVICE_DIR)/recovery.fstab)
+ifneq ($(BOARD_RECOVERY_RFS_CHECK),)
+include $(CLEAR_VARS)
+LOCAL_MODULE := fat.format
+LOCAL_MODULE_TAGS := eng
+LOCAL_MODULE_CLASS := RECOVERY_EXECUTABLES
+LOCAL_MODULE_PATH := $(TARGET_RECOVERY_ROOT_OUT)/sbin
+LOCAL_SRC_FILES := $(LOCAL_MODULE)
+include $(BUILD_PREBUILT)
+endif
\ No newline at end of file
diff --git a/utilities/fat.format b/utilities/fat.format
new file mode 100755
index 0000000..6a743e7
Binary files /dev/null and b/utilities/fat.format differ